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hw/ide: Make IDEDMAOps handlers take a const IDEDMA pointer 

Handlers don't need to modify the IDEDMA structure.
Make it const.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200512194917.15807-1-philmd@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-05-12 21:49:17 +02:00 committed by Kevin Wolf
parent 5c24bce305
commit ae0cebd712
5 changed files with 27 additions and 27 deletions
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18
hw/ide/ahci.c
View File

@ -44,7 +44,7 @@ static int handle_cmd(AHCIState *s, int port, uint8_t slot);
static void ahci_reset_port(AHCIState *s, int port);
static bool ahci_write_fis_d2h(AHCIDevice *ad);
static void ahci_init_d2h(AHCIDevice *ad);
static int ahci_dma_prepare_buf(IDEDMA *dma, int32_t limit);
static int ahci_dma_prepare_buf(const IDEDMA *dma, int32_t limit);
static bool ahci_map_clb_address(AHCIDevice *ad);
static bool ahci_map_fis_address(AHCIDevice *ad);
static void ahci_unmap_clb_address(AHCIDevice *ad);
@ -1338,7 +1338,7 @@ out:
}
/* Transfer PIO data between RAM and device */
static void ahci_pio_transfer(IDEDMA *dma)
static void ahci_pio_transfer(const IDEDMA *dma)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
IDEState *s = &ad->port.ifs[0];
@ -1397,7 +1397,7 @@ out:
}
}
static void ahci_start_dma(IDEDMA *dma, IDEState *s,
static void ahci_start_dma(const IDEDMA *dma, IDEState *s,
BlockCompletionFunc *dma_cb)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
@ -1406,7 +1406,7 @@ static void ahci_start_dma(IDEDMA *dma, IDEState *s,
dma_cb(s, 0);
}
static void ahci_restart_dma(IDEDMA *dma)
static void ahci_restart_dma(const IDEDMA *dma)
{
/* Nothing to do, ahci_start_dma already resets s->io_buffer_offset. */
}
@ -1415,7 +1415,7 @@ static void ahci_restart_dma(IDEDMA *dma)
* IDE/PIO restarts are handled by the core layer, but NCQ commands
* need an extra kick from the AHCI HBA.
*/
static void ahci_restart(IDEDMA *dma)
static void ahci_restart(const IDEDMA *dma)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
int i;
@ -1432,7 +1432,7 @@ static void ahci_restart(IDEDMA *dma)
* Called in DMA and PIO R/W chains to read the PRDT.
* Not shared with NCQ pathways.
*/
static int32_t ahci_dma_prepare_buf(IDEDMA *dma, int32_t limit)
static int32_t ahci_dma_prepare_buf(const IDEDMA *dma, int32_t limit)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
IDEState *s = &ad->port.ifs[0];
@ -1453,7 +1453,7 @@ static int32_t ahci_dma_prepare_buf(IDEDMA *dma, int32_t limit)
* Called via dma_buf_commit, for both DMA and PIO paths.
* sglist destruction is handled within dma_buf_commit.
*/
static void ahci_commit_buf(IDEDMA *dma, uint32_t tx_bytes)
static void ahci_commit_buf(const IDEDMA *dma, uint32_t tx_bytes)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
@ -1461,7 +1461,7 @@ static void ahci_commit_buf(IDEDMA *dma, uint32_t tx_bytes)
ad->cur_cmd->status = cpu_to_le32(tx_bytes);
}
static int ahci_dma_rw_buf(IDEDMA *dma, bool is_write)
static int ahci_dma_rw_buf(const IDEDMA *dma, bool is_write)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
IDEState *s = &ad->port.ifs[0];
@ -1486,7 +1486,7 @@ static int ahci_dma_rw_buf(IDEDMA *dma, bool is_write)
return 1;
}
static void ahci_cmd_done(IDEDMA *dma)
static void ahci_cmd_done(const IDEDMA *dma)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);

6
hw/ide/core.c
View File

@ -2570,16 +2570,16 @@ static void ide_init1(IDEBus *bus, int unit)
ide_sector_write_timer_cb, s);
}
static int ide_nop_int(IDEDMA *dma, bool is_write)
static int ide_nop_int(const IDEDMA *dma, bool is_write)
{
return 0;
}
static void ide_nop(IDEDMA *dma)
static void ide_nop(const IDEDMA *dma)
{
}
static int32_t ide_nop_int32(IDEDMA *dma, int32_t l)
static int32_t ide_nop_int32(const IDEDMA *dma, int32_t l)
{
return 0;
}

6
hw/ide/macio.c
View File

@ -376,17 +376,17 @@ static void macio_ide_reset(DeviceState *dev)
ide_bus_reset(&d->bus);
}
static int ide_nop_int(IDEDMA *dma, bool is_write)
static int ide_nop_int(const IDEDMA *dma, bool is_write)
{
return 0;
}
static int32_t ide_nop_int32(IDEDMA *dma, int32_t l)
static int32_t ide_nop_int32(const IDEDMA *dma, int32_t l)
{
return 0;
}
static void ide_dbdma_start(IDEDMA *dma, IDEState *s,
static void ide_dbdma_start(const IDEDMA *dma, IDEState *s,
BlockCompletionFunc *cb)
{
MACIOIDEState *m = container_of(dma, MACIOIDEState, dma);

12
hw/ide/pci.c
View File

@ -103,7 +103,7 @@ const MemoryRegionOps pci_ide_data_le_ops = {
.endianness = DEVICE_LITTLE_ENDIAN,
};
static void bmdma_start_dma(IDEDMA *dma, IDEState *s,
static void bmdma_start_dma(const IDEDMA *dma, IDEState *s,
BlockCompletionFunc *dma_cb)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
@ -126,7 +126,7 @@ static void bmdma_start_dma(IDEDMA *dma, IDEState *s,
* IDEState.io_buffer_size will contain the number of bytes described
* by the PRDs, whether or not we added them to the sglist.
*/
static int32_t bmdma_prepare_buf(IDEDMA *dma, int32_t limit)
static int32_t bmdma_prepare_buf(const IDEDMA *dma, int32_t limit)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
IDEState *s = bmdma_active_if(bm);
@ -181,7 +181,7 @@ static int32_t bmdma_prepare_buf(IDEDMA *dma, int32_t limit)
}
/* return 0 if buffer completed */
static int bmdma_rw_buf(IDEDMA *dma, bool is_write)
static int bmdma_rw_buf(const IDEDMA *dma, bool is_write)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
IDEState *s = bmdma_active_if(bm);
@ -230,7 +230,7 @@ static int bmdma_rw_buf(IDEDMA *dma, bool is_write)
return 1;
}
static void bmdma_set_inactive(IDEDMA *dma, bool more)
static void bmdma_set_inactive(const IDEDMA *dma, bool more)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
@ -242,7 +242,7 @@ static void bmdma_set_inactive(IDEDMA *dma, bool more)
}
}
static void bmdma_restart_dma(IDEDMA *dma)
static void bmdma_restart_dma(const IDEDMA *dma)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
@ -257,7 +257,7 @@ static void bmdma_cancel(BMDMAState *bm)
}
}
static void bmdma_reset(IDEDMA *dma)
static void bmdma_reset(const IDEDMA *dma)
{
BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);

12
include/hw/ide/internal.h
View File

@ -322,12 +322,12 @@ typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind;
typedef void EndTransferFunc(IDEState *);
typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockCompletionFunc *);
typedef void DMAVoidFunc(IDEDMA *);
typedef int DMAIntFunc(IDEDMA *, bool);
typedef int32_t DMAInt32Func(IDEDMA *, int32_t len);
typedef void DMAu32Func(IDEDMA *, uint32_t);
typedef void DMAStopFunc(IDEDMA *, bool);
typedef void DMAStartFunc(const IDEDMA *, IDEState *, BlockCompletionFunc *);
typedef void DMAVoidFunc(const IDEDMA *);
typedef int DMAIntFunc(const IDEDMA *, bool);
typedef int32_t DMAInt32Func(const IDEDMA *, int32_t len);
typedef void DMAu32Func(const IDEDMA *, uint32_t);
typedef void DMAStopFunc(const IDEDMA *, bool);
struct unreported_events {
bool eject_request;